Hey everyone I need help with doing the working out on these equations: 1) 4a + 5 = 21 + 2a 2) 12 - 3b + 4 = 7 2 3) x3 + 63 = 30 3
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The first one: (-2a from both sides) (-5 from both sides) (divide by 2 on both sides) You try the rest and show us your working if you get stuck.
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